Remains in a national park belong to the daughter of the wealthy McNamara family, and the investigation reveals she may have been murdered by the Ghost Killer and had a connection to a previous victim. Meanwhile, the case draws interest from the FBI's depu (more…)Remains in a national park belong to the daughter of the wealthy McNamara family, and the investigation reveals she may have been murdered by the Ghost Killer and had a connection to a previous victim. Meanwhile, the case draws interest from the FBI's deputy director.